package servlet;

import java.io.IOException;
import java.util.List;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import dao.WaresDao;
import dao.impl.IWaresDao;
import entity.Wares;

public class WaresTypeServlet extends HttpServlet {

	private static final long serialVersionUID = 1L;

	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		doPost(request,response);
	}

	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		int page = 1;
		int pagesize=4;
		
		String pages = request.getParameter("page");
		if (pages!=""&&pages!=null) {
			page = Integer.parseInt(pages);
		}
		String type="";
		String types = request.getParameter("type");
		if (types!=""&&types!=null) {
			type =new String(types.getBytes("iso-8859-1"),"utf-8");
		}
		
		
		WaresDao wd = new IWaresDao();
		List<Wares> list = wd.FindWaresByType(page, pagesize, type);
		long pagetotal = wd.FindWaresByTypeCount(page, pagesize, type);
		
		long pagecount = pagetotal/pagesize;
		if (pagetotal%pagesize!=0) {
			pagecount+=1;
		}
		
		
		request.setAttribute("list", list);
		request.setAttribute("pagecount", pagecount);
		request.setAttribute("page", page);
		request.setAttribute("type", type);
		request.setAttribute("warestype", "WaresTypeServlet");
		
		request.getRequestDispatcher("catlist.jsp").forward(request, response);
			
	}

}
